From 62c9c2ee1c2a7c3fbfbe02e7859ff948f8c36659 Mon Sep 17 00:00:00 2001
From: ffsup2 <ffsup2@yahoo.it>
Date: Sat, 8 May 2010 15:08:58 -0600
Subject: [PATCH] Fixed PNG loading (issue 101)

---
 rtengine/imageio.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rtengine/imageio.cc b/rtengine/imageio.cc
index ecc93cc09..a3f513057 100644
--- a/rtengine/imageio.cc
+++ b/rtengine/imageio.cc
@@ -141,7 +141,7 @@ int ImageIO::loadPNG  (Glib::ustring fname) {
 	//reading PNG header
 	unsigned char header[8];
 	fread (header, 1, 8, file);
-	if (!png_sig_cmp (header, 0, 8)) {
+	if (png_sig_cmp (header, 0, 8)) {
 		fclose(file);
 		return IMIO_HEADERERROR;
 	}